Pulse oximetry



FIG. 1 is a front elevational view of a pulse oximetry showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is front, top, and left perspective view thereof.

The broken lines show portions of the pulse oximetry that form no part of the claimed design. 

CLAIM The ornamental design for a pulse oximetry, as shown and described. 